class VitalStatType
  attr_accessor :title, :possible_values

  def conditions
  end
end

class VitalStatSelectType < VitalStatType
  def conditions
  end
end

class VitalStatMultipleSelectType < VitalStatType
  def conditions
  end
end

class VitalStatNumberType < VitalStatType
  def conditions
  end
end


VitalStat::Gender = VitalStatSelectType.new(:title => 'Gender', :possible_values => {:male => 'Male', :female => 'Female'})
VitalStat::Age = VitalStatNumberType.new(:title => 'Age')
VitalStat::Ethnicity = VitalStatMultipleSelectType.new(:title => 'Ethnicity', :possible_values =>
                                          { :african_american => 'African American',
                                            :american_indian => 'American Indian',
                                            :asian => 'Asian',
                                            :white => 'White/Caucasian',
                                            :east_indian => 'East Indian'
                                          })


class VitalStat < ActiveRecord::Base
  VitalStatTypes = {
    :gender => [Gender, 1],
    :age => [Age, 2],
    :ethnicity => [Ethnicity, 3]
  }

end